ForeignDesk is described as 'opensource product for computer assisted translation (CAT, TAO in French for Traduction Assistée par Ordinateur)' and is a Translator App in the Education & Reference category. There are five alternatives to ForeignDesk for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Self-Hosted solutions. The best alternative is CafeTran. It's not free, so if you're looking for a free alternative, you could try Déjà Vu or MateCat. Other great apps like ForeignDesk are Tradugo (Paid) and Swordfish Translation Editor (Paid).